Aerodynamics thread

Air Force Brat

Brigadier
Super Moderator
I actually already have 6 hours logged into my book for single engine aircraft. Once i have a job and make some cash i'll finish the 30hrs and the written exam for a license. also thanks equation and air force brat!

Outstanding and feel free to give us updates on your progress, what have you been flying? brat
 

Air Force Brat

Brigadier
Super Moderator
4 hours in Cessna 172 and 2 in DA40. enjoyed the DA40 the most, the view is amazing

Well you're off to a great start, my Dad formed a flying club here in Greenfield, and we owned a 15th of a Cessna 172, a beautiful airplane that had been owned by an airline pilot, I spent many enjoyable hours cleaning and washing, and just looking at it and thinking about it, I learned more about aerodynamics trying to learn her secrets. It was a 1968, before Cessna added the leading edge "cusp" and increased the wing wash-out in 1973, when doing departure stalls in a bank with full power, it would occasionally "bite" and roll off on a wing one way or the other. I am assuming you are talking about a Diamond, which I admire but have never flown. My Dad who had over 6500 accident free hours in Combat Aircraft, mostly the C-130 told me that "all airplanes, fly alike", his airmanship allowed him to transition into many different types without appreciable difficulty, although flying light airplanes for the first time presented him with a challenge as he had to earn his civilian pilots license. End Off Topic

Now on a more aerodynamic note the Eng noted that the J-20 drawing with the forward swept wing would be
"very unstable" and difficult to fly as the FCS would have to be completely changed, the similar configured S-47 Berkut did seem to fly fairly well, but it is telling that only the prototype enjoyed any success, and further development seems to be on a hiatus. brat
 

mkellytx

Just Hatched
Registered Member
did i mention i have finally graduated undergrad studies in Aeronautical Engineering!? The Aero industry is damn hard to get into, but I'm sure once I find a place, i'll be set for a while(been applying to Boeing and LM like crazy...). meanwhile i'll share my insights to the forum on aero matters...

Congrats USAF. It's a tough market right now in the US right now, but all of the majors and subs need some new blood to keep the companies growing, so persevere. I've spent 13 of the last 16 years working in the industry in various capacities and can tell you from experience that the majors are mostly hiring internally. Unfortunately, that puts a premium on knowing folks in your target companies to ensure people instead of computers are looking at your resume. Also, the companies are valuing experience over credentials.

I'm more than willing to help out and give you some pointers, so feel free to PM me.

Cheers,
 

kwaigonegin

Colonel
Congrats USAF. It's a tough market right now in the US right now, but all of the majors and subs need some new blood to keep the companies growing, so persevere. I've spent 13 of the last 16 years working in the industry in various capacities and can tell you from experience that the majors are mostly hiring internally. Unfortunately, that puts a premium on knowing folks in your target companies to ensure people instead of computers are looking at your resume. Also, the companies are valuing experience over credentials.

I'm more than willing to help out and give you some pointers, so feel free to PM me.

Cheers,

Boeing is opening up about 500 jobs in my city if you're willing to relocate.
 

Equation

Lieutenant General
i've been looking in WA, but yah im totally willing to get the F out of NY lol

Do it dude, go where the jobs are located. NY is nice but it's more of a financial, banking, and other services industries type of jobs instead of aeronautical engineers. Have you tried looking into Houston on NASA JSC or even Ellington Field (they're expanding it for commercial use with new terminals)?
 

usaf0314

Junior Member
Do it dude, go where the jobs are located. NY is nice but it's more of a financial, banking, and other services industries type of jobs instead of aeronautical engineers. Have you tried looking into Houston on NASA JSC or even Ellington Field (they're expanding it for commercial use with new terminals)?

I've been mostly looking at WA, my internship was in Everett and I fell in love with the place... but that being said, I really don't care where I go, considering im still young, I can move to wherever the jobs are.
 

Air Force Brat

Brigadier
Super Moderator
I've been mostly looking at WA, my internship was in Everett and I fell in love with the place... but that being said, I really don't care where I go, considering im still young, I can move to wherever the jobs are.

Boeing/McDonnald Douglas is here in St, Louis, if you get a job with them, we would be neighbors! keep on flying little brother, you will love it, and the view is amazing! brat
 

thunderchief

Senior Member
Re: Chinese Engine Development

The J-20 can and will be adequate to "blow people away" with Al-31 engines, just based on its stealth and BVR performance, as long as it's fighting fourth gen fighters. As long as it can detect its opponents first from out of their radar range, as well as launch missiles from within their NEZ, non-stealth opponents will be blown away before they can engage IRST or achieve a missile lock on the J-20.

Against actual 5th generation aircraft the J-20 will need better engines, of course.

Looking at the shape of J-20,it is optimized more for speed (interception,deep strike) then for agility (dogfights) . Dogfighters need high T/W because they lose lot of energy during combat, and engines need to compensate. On the other hand, interceptors accelerate once and then they just need to keep that speed.

I don't know how PLAAF plans to use J-20, but I'm willing to bet that first batches of the airplane will have somewhat weaker engines (AL-31 or WS-10) and they will stay in "second row" behind J-10s and Flankers, waiting for opportunity kill and/or serving as mini-AWACS .
 
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